Constraining Fundamental Constant Evolution With H I And OH Lines

Kanekar, N. ; Langston, G. I. ; Stocke, J. T. ; Carilli, C. L. ; Menten, K. M. (2012) Constraining Fundamental Constant Evolution With H I And OH Lines The Astrophysical Journal Letters, 746 (2). L16. ISSN 2041-8205

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Official URL: http://doi.org/10.1088/2041-8205/746/2/L16

Related URL: http://dx.doi.org/10.1088/2041-8205/746/2/L16

Abstract

We report deep Green Bank Telescope spectroscopy in the redshifted H i 21 cm and OH 18 cm lines from the z = 0.765 absorption system toward PMN J0134−0931.

Item Type:Article
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ID Code:118098
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